{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000561},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000970","498:4980000625","498:4980001736","498:4980003037","498:4980003217","498:4980001914","498:4980000626","498:4980001818","498:4980001526","498:4980003155","498:4980002260","498:4980002352","498:4980002912","498:4980001922","498:4980000364","498:4980001527","498:4980002969","498:4980000442","498:4980001807","498:4980002345","498:4980002002","498:4980001999","498:4980000974","498:4980001916","498:4980001825"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.8148535712128526,0.7291905962723654,0.6936288993427181,0.6586998148244407,0.6476465934522891,0.6411452505469646,0.6398137900774956,0.6390041676828251,0.6260722615485536,0.616680269476436,0.6142503161855607,0.6138666825045664,0.6035346687452957,0.6003680126821935,0.5915502478270253,0.5771142327728014,0.5754512398872573,0.5696410157645441,0.5692942957905947,0.5687298146488174,0.5660802375374837,0.5586227801856647,0.5465508562196822,0.5462494059706035,0.5437598599970822],"twin_dists":[0.08310888532166898,0.10321878662362807,0.11108911104214489,0.11867534744124644,0.1210566933137366,0.12245438997813443,0.12274040551549498,0.12291428824995444,0.12568864523244005,0.12770097978443076,0.12822141218199284,0.1283035711576574,0.13051601456070583,0.13119412067121627,0.13308284396513745,0.1361782219896392,0.1365351875171337,0.13778317130746326,0.13785768634211998,0.13797901227722484,0.13854868212005655,0.14015387054643466,0.14275893412973853,0.1428241044928696,0.1433625589895464],"n_dims_used":45,"mean_confidence":0.9263441297743056},"coverage":{"mean_confidence":0.9263441297743056,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}